FR1216247A - Process for the preparation of 17-20, 20-21 -bismethylenedioxy steroids - Google Patents

Process for the preparation of 17-20, 20-21 -bismethylenedioxy steroids

Info

Publication number
FR1216247A
FR1216247A FR754890A FR754890A FR1216247A FR 1216247 A FR1216247 A FR 1216247A FR 754890 A FR754890 A FR 754890A FR 754890 A FR754890 A FR 754890A FR 1216247 A FR1216247 A FR 1216247A
Authority
FR
France
Prior art keywords
bismethylenedioxy
steroids
preparation
bismethylenedioxy steroids
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR754890A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Merck and Co Inc
Original Assignee
Merck and Co Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Merck and Co Inc filed Critical Merck and Co Inc
Application granted granted Critical
Publication of FR1216247A publication Critical patent/FR1216247A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J21/00—Normal steroids containing carbon, hydrogen, halogen or oxygen having an oxygen-containing hetero ring spiro-condensed with the cyclopenta(a)hydrophenanthrene skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07J—STEROIDS
    • C07J75/00—Processes for the preparation of steroids in general

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
FR754890A 1957-01-02 1957-12-30 Process for the preparation of 17-20, 20-21 -bismethylenedioxy steroids Expired FR1216247A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1216247XA 1957-01-02 1957-01-02

Publications (1)

Publication Number Publication Date
FR1216247A true FR1216247A (en) 1960-04-22

Family

ID=22397851

Family Applications (1)

Application Number Title Priority Date Filing Date
FR754890A Expired FR1216247A (en) 1957-01-02 1957-12-30 Process for the preparation of 17-20, 20-21 -bismethylenedioxy steroids

Country Status (1)

Country Link
FR (1) FR1216247A (en)

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